Government effectiveness vs electoral democracy index in Sao Tome and Principe
Sao Tome and Principe: Government effectiveness vs electoral democracy index was 0.632 in 2025. ◆ Volatile
Latest (2025)
0.632
Change on year
unchanged
World rank
66th
of 175 countries
All-time high
0.67
in 2019
All-time low
0.025
in 1900
Years of data
126
1900–2025
Government effectiveness vs electoral democracy index in Sao Tome and Principe, 1900–2025
Source: Our World in Data.
Analysis
The most recent figure for government effectiveness vs electoral democracy index in Sao Tome and Principe is 0.632, measured in 2025.
The figure is down 4.8% over ten years.
Over the whole period, government effectiveness vs electoral democracy index in Sao Tome and Principe peaked at 0.67 in 2019 and was at its lowest, 0.025, in 1900.
Sao Tome and Principe ranks 66th of 175 countries on this measure, in the middle of the range.
The series is highly variable year to year, so single readings are best treated with caution.
Government effectiveness vs electoral democracy index in Sao Tome and Principe, year by year
| Year | Value | Change |
|---|---|---|
| 1900 | 0.025 | — |
| 1901 | 0.025 | +0.0% |
| 1902 | 0.025 | +0.0% |
| 1903 | 0.025 | +0.0% |
| 1904 | 0.025 | +0.0% |
| 1905 | 0.025 | +0.0% |
| 1906 | 0.025 | +0.0% |
| 1907 | 0.025 | +0.0% |
| 1908 | 0.025 | +0.0% |
| 1909 | 0.025 | +0.0% |
| 1910 | 0.025 | +0.0% |
| 1911 | 0.037 | +48.0% |
| 1912 | 0.037 | +0.0% |
| 1913 | 0.037 | +0.0% |
| 1914 | 0.037 | +0.0% |
| 1915 | 0.037 | +0.0% |
| 1916 | 0.037 | +0.0% |
| 1917 | 0.037 | +0.0% |
| 1918 | 0.037 | +0.0% |
| 1919 | 0.037 | +0.0% |
| 1920 | 0.037 | +0.0% |
| 1921 | 0.037 | +0.0% |
| 1922 | 0.037 | +0.0% |
| 1923 | 0.037 | +0.0% |
| 1924 | 0.037 | +0.0% |
| 1925 | 0.037 | +0.0% |
| 1926 | 0.033 | -10.8% |
| 1927 | 0.026 | -21.2% |
| 1928 | 0.026 | +0.0% |
| 1929 | 0.026 | +0.0% |
| 1930 | 0.026 | +0.0% |
| 1931 | 0.026 | +0.0% |
| 1932 | 0.026 | +0.0% |
| 1933 | 0.026 | +0.0% |
| 1934 | 0.026 | +0.0% |
| 1935 | 0.026 | +0.0% |
| 1936 | 0.026 | +0.0% |
| 1937 | 0.026 | +0.0% |
| 1938 | 0.026 | +0.0% |
| 1939 | 0.026 | +0.0% |
| 1940 | 0.028 | +7.7% |
| 1941 | 0.028 | +0.0% |
| 1942 | 0.028 | +0.0% |
| 1943 | 0.028 | +0.0% |
| 1944 | 0.028 | +0.0% |
| 1945 | 0.028 | +0.0% |
| 1946 | 0.028 | +0.0% |
| 1947 | 0.028 | +0.0% |
| 1948 | 0.028 | +0.0% |
| 1949 | 0.028 | +0.0% |
| 1950 | 0.028 | +0.0% |
| 1951 | 0.028 | +0.0% |
| 1952 | 0.028 | +0.0% |
| 1953 | 0.026 | -7.1% |
| 1954 | 0.028 | +7.7% |
| 1955 | 0.028 | +0.0% |
| 1956 | 0.028 | +0.0% |
| 1957 | 0.028 | +0.0% |
| 1958 | 0.028 | +0.0% |
| 1959 | 0.028 | +0.0% |
| 1960 | 0.028 | +0.0% |
| 1961 | 0.028 | +0.0% |
| 1962 | 0.028 | +0.0% |
| 1963 | 0.028 | +0.0% |
| 1964 | 0.028 | +0.0% |
| 1965 | 0.028 | +0.0% |
| 1966 | 0.028 | +0.0% |
| 1967 | 0.028 | +0.0% |
| 1968 | 0.028 | +0.0% |
| 1969 | 0.028 | +0.0% |
| 1970 | 0.028 | +0.0% |
| 1971 | 0.028 | +0.0% |
| 1972 | 0.041 | +46.4% |
| 1973 | 0.041 | +0.0% |
| 1974 | 0.041 | +0.0% |
| 1975 | 0.155 | +278.0% |
| 1976 | 0.158 | +1.9% |
| 1977 | 0.158 | +0.0% |
| 1978 | 0.158 | +0.0% |
| 1979 | 0.158 | +0.0% |
| 1980 | 0.158 | +0.0% |
| 1981 | 0.158 | +0.0% |
| 1982 | 0.158 | +0.0% |
| 1983 | 0.158 | +0.0% |
| 1984 | 0.158 | +0.0% |
| 1985 | 0.158 | +0.0% |
| 1986 | 0.158 | +0.0% |
| 1987 | 0.189 | +19.6% |
| 1988 | 0.189 | +0.0% |
| 1989 | 0.189 | +0.0% |
| 1990 | 0.234 | +23.8% |
| 1991 | 0.54 | +130.8% |
| 1992 | 0.623 | +15.4% |
| 1993 | 0.631 | +1.3% |
| 1994 | 0.633 | +0.3% |
| 1995 | 0.64 | +1.1% |
| 1996 | 0.626 | -2.2% |
| 1997 | 0.614 | -1.9% |
| 1998 | 0.618 | +0.7% |
| 1999 | 0.642 | +3.9% |
| 2000 | 0.642 | +0.0% |
| 2001 | 0.644 | +0.3% |
| 2002 | 0.637 | -1.1% |
| 2003 | 0.637 | +0.0% |
| 2004 | 0.637 | +0.0% |
| 2005 | 0.641 | +0.6% |
| 2006 | 0.642 | +0.2% |
| 2007 | 0.643 | +0.2% |
| 2008 | 0.643 | +0.0% |
| 2009 | 0.643 | +0.0% |
| 2010 | 0.653 | +1.6% |
| 2011 | 0.657 | +0.6% |
| 2012 | 0.654 | -0.5% |
| 2013 | 0.655 | +0.2% |
| 2014 | 0.657 | +0.3% |
| 2015 | 0.664 | +1.1% |
| 2016 | 0.658 | -0.9% |
| 2017 | 0.647 | -1.7% |
| 2018 | 0.65 | +0.5% |
| 2019 | 0.67 | +3.1% |
| 2020 | 0.66 | -1.5% |
| 2021 | 0.657 | -0.5% |
| 2022 | 0.65 | -1.1% |
| 2023 | 0.644 | -0.9% |
| 2024 | 0.632 | -1.9% |
| 2025 | 0.632 | +0.0% |
Averages by decade
| Decade | Average | Lowest | Highest | Years |
|---|---|---|---|---|
| 1900s | 0.025 | 0.025 | 0.025 | 10 |
| 1910s | 0.0358 | 0.025 | 0.037 | 10 |
| 1920s | 0.0333 | 0.026 | 0.037 | 10 |
| 1930s | 0.026 | 0.026 | 0.026 | 10 |
| 1940s | 0.028 | 0.028 | 0.028 | 10 |
| 1950s | 0.0278 | 0.026 | 0.028 | 10 |
| 1960s | 0.028 | 0.028 | 0.028 | 10 |
| 1970s | 0.0966 | 0.028 | 0.158 | 10 |
| 1980s | 0.1673 | 0.158 | 0.189 | 10 |
| 1990s | 0.5801 | 0.234 | 0.642 | 10 |
| 2000s | 0.6409 | 0.637 | 0.644 | 10 |
| 2010s | 0.6565 | 0.647 | 0.67 | 10 |
| 2020s | 0.6458 | 0.632 | 0.66 | 6 |
Countries ranked near Sao Tome and Principe
More social development data for Sao Tome and Principe
- Refugees under the mandate of the UNHCR by country or territory of 8 (2025)
- Political rights rating fh 2 (2025)
- Democracy lexical 1 (2025)
- Political rights rating fh, annual growth rate 0 % change on previous year (2025)
- Political rights rating fh, gaps filled 2 (2025)
- Refugees under the mandate of the UNHCR by country or territory of 0 units per person (2025)
- Refugees under the mandate of the UNHCR by country or territory of 8 (2025)
- Sovereign state gleditsch ward, annual growth rate 0 % change on previous year (2025)
- Refugees under the mandate of the UNHCR by country or territory of 60 % change on previous year (2025)
- Refugees under the mandate of the UNHCR by country or territory of 0 units per US$ of GDP (2025)
Frequently asked questions
- What is government effectiveness vs electoral democracy index in Sao Tome and Principe?
- Government effectiveness vs electoral democracy index in Sao Tome and Principe was 0.632 in 2025, according to Our World in Data.
- What is the highest government effectiveness vs electoral democracy index recorded in Sao Tome and Principe?
- The highest recorded value was 0.67 in 2019.
- What is the lowest government effectiveness vs electoral democracy index recorded in Sao Tome and Principe?
- The lowest recorded value was 0.025 in 1900.
- How does Sao Tome and Principe rank for government effectiveness vs electoral democracy index?
- Sao Tome and Principe ranks 66th out of 175 countries with data for 2025.
- Is government effectiveness vs electoral democracy index rising or falling in Sao Tome and Principe?
- Over the last ten years it is down 4.8%. The long-run trend across the full record is volatile.
- Where does this Sao Tome and Principe data come from?
- The figures come from Our World in Data, published as part of Government effectiveness vs electoral democracy index. Statizoid updates them automatically from the source API.
Download this data
CSV · JSON — 126 observations, free to reuse under CC BY 4.0 (Our World in Data).